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All results from a given calculation for ClCN (chlorocyanogen)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-552.964379
Energy at 298.15K-552.964056
Nuclear repulsion energy74.863677
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2329 2242 48.56      
2 Σ 756 728 9.62      
3 Π 399 385 2.54      
3 Π 399 385 2.54      

Unscaled Zero Point Vibrational Energy (zpe) 1941.7 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 1869.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3PW91/6-311G*
B
0.19951

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.977
C2 0.000 0.000 -0.656
N3 0.000 0.000 -1.811

Atom - Atom Distances (Å)
  Cl1 C2 N3
Cl11.63322.7888
C21.63321.1556
N32.78881.1556

picture of chlorocyanogen state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 N3 180.000
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.113      
2 C 0.146      
3 N -0.259      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.775 2.775
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.004 0.000 0.000
y 0.000 -23.004 0.000
z 0.000 0.000 -26.812
Traceless
 xyz
x 1.904 0.000 0.000
y 0.000 1.904 0.000
z 0.000 0.000 -3.808
Polar
3z2-r2-7.616
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 56.948
(<r2>)1/2 7.546